/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraParameterDefinitionsPanelViewModel.h
virtual void OnParameterItemSelected ( const [FNiagaraParameterDefinitionsPanelItem](API\Plugins\NiagaraEditor\FNiagaraParameterDefinitionsPane-_1) & SelectedItem, [ESelectInfo::Type](API\Runtime\SlateCore\Types\ESelectInfo__Type) SelectInfo ) const